This tools kit is perfect for watch repair, easy to operate and use. Total 147pcs/set, greatly meeting the most watch repairing needs. Features: Made of fine quality material, strong durability and long service life. Total 147pcs different tools, greatly meeting the most watch repairing needs. Perfect to solve common problems like opening watch bottom cover and replacing batterys and more. All the tools and accessories are stored in the included bag for convenient storage & carrying. Suitable for professional watchmakers and home use beginners. Specifications: Material: alloy steel Quantity: 147pcs/set Package size: 205 * 100 * 45mm / 8.07 * 3.94 * 1.77in Package weight: 535g / 1.18lb Packing List: 1 * Link Remover 1 * Watch Case Holder 1 * Watch back pry opener 1 * Stainless Steel Tweezers 1 * Spring Bar Tool 1 * Watch Case Opener 3 * Screwdrivers (1.0mm/1.2mm/1.4mm) 3 * Pin Punches(0.8mm/0.9mm/1.0mm) 18 * Case Opener Pins 1 * Case Opener 5 * Link Remover Spare Pins 2 * Spring Bar Tool Spare Tips 108 * Watch Strap Spring Pins 1 * Small Hammer 1 * Carrying Bag